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53197 is a prime number
BaseRepresentation
bin1100111111001101
32200222021
430333031
53200242
61050141
7311044
oct147715
980867
1053197
1136a71
1226951
131b2a1
141555b
1510b67
hexcfcd

53197 has 2 divisors, whose sum is σ = 53198. Its totient is φ = 53196.

The previous prime is 53189. The next prime is 53201. The reversal of 53197 is 79135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48841 + 4356 = 221^2 + 66^2 .

It is a cyclic number.

It is not a de Polignac number, because 53197 - 23 = 53189 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26598 + 26599.

It is an arithmetic number, because the mean of its divisors is an integer number (26599).

253197 is an apocalyptic number.

It is an amenable number.

53197 is a deficient number, since it is larger than the sum of its proper divisors (1).

53197 is an equidigital number, since it uses as much as digits as its factorization.

53197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 945, while the sum is 25.

The square root of 53197 is about 230.6447484770. The cubic root of 53197 is about 37.6093401423.

The spelling of 53197 in words is "fifty-three thousand, one hundred ninety-seven".